Sr. Network Engineer

About the role

AESC is seeking a Sr. Network Engineer, who will serve as a key member of the IT team. This role will lead the design, implementation, and management of secure, scalable, and high-performance network infrastructure.

Responsibilities

• IT Infrastructure: Design, architect, and maintain enterprise-grade LAN/WAN, datacenter, and cloud network infrastructure.
• Lead the deployment, configuration, and optimization of Palo Alto firewalls, including policy management, threat prevention, and VPN solutions.
• Develop and enforce network security strategies aligned with cybersecurity best practices and organizational policies.
• Implement and manage secure connectivity between on-premises datacenters and Microsoft Azure environments (hybrid networking, VPN gateways, ExpressRoute).
• Maintain documentation for network architecture, configurations, and security policies.
• Provide mentorship and technical leadership to junior engineers and administrators.
• OT Industrial Infrastructure: Maintain and enhance secure OT environments including: MES, Manufacturing systems SCADA / PLC networks.
• Maintain and secure network segmentation between IT and OT.
• Ensure minimal disruption to production while enforcing security controls.
• Align with industrial cybersecurity standards (IEC 62443, NIST CSF).
• Implement and manage SIEM / SOC solutions, Endpoint Detection & Response (EDR), Email and identity protection tools.
• Lead incident response and threat mitigation efforts.
• Conduct risk assessments and security audits.
• Define and enforce cybersecurity policies and procedures.
• Support compliance with Industry regulations and Internal security standards.
• Work closely with IT infrastructure teams, system engineer, Manufacturing/plant operations teams.
• Act as security subject matter expert (SME) for all projects.
• Support vendor risk assessments and partner engagement.

Requirements

• Bachelor's degree in Cybersecurity, Information Technology, or a related field.
• More than 5 years’ experience in cyber security.
• Strong Experience In IT + OT security environments.
• Network security (LAN/WAN/VLAN/firewalls).
• Microsoft 365 security ecosystem.
• Hands-on Experience With Firewall and network design.
• Prominent experience in a cybersecurity role, with a focus on incident response.
• Extensive knowledge of Microsoft 365 Defender and other cybersecurity tools.
• Strong analytical, problem-solving skills, excellent communication and collaboration abilities with both technical and non-technical personnel.
• Knowledge of cybersecurity frameworks, regulations, and best practices.
• Ability to work in a fast-paced and dynamic environment.
• Strong attention to detail and the ability to work under pressure.
• Ability to lead incident handling processes.
• Excellent Leadership level briefings/communication.
• Security risk language domains.
• Experience with SOC 2, ISO27001, NIST and TISAX compliance.
• Knowledge of cybersecurity, engineering, ethical hacking tools and methods.
• Familiar with big data technologies, SQL, python, analytic software packages and software engineering environments.
• A desire to constantly improve the company’s global security position.

Qualifications

• Industry certifications such as PCNSE, CISSP, CCNP/CCIE, Azure Network Engineer Associate.
• Experience with automation and scripting (PowerShell, Python).
• Familiarity with cloud security and DevSecOps practices.
• Experience with load balancers, IDS/IPS, and DDoS protection solutions.

Benefits

At AESC, we offer a comprehensive compensation package. In addition, we provide a range of valuable benefits, such as 401K, and health insurance. We strive to ensure that our employees are well taken care of, enabling them to focus on their work and contribute to our collective mission of changing the world.

Schedule

Work week is a 40-hour minimum. Extended hours and overtime are required as needed. Must be able to work any shift as required. Must be able to work weekends as required.

Pay

Competitive salary and benefits package.